<template>
    <div class="icons">
        <swiper :options="swiperOptions">
            <swiper-slide v-for="(page,index) in pages" :key="index">
                <div class="icon" v-for="item in page" :key="item.id">
                    <div class="icon-img">
                        <img class="icon-img-content"
                             :src="item.imgUrl"
                             alt="">
                    </div>
                    <p class="icon-desc">{{item.desc}}</p>
                </div>
            </swiper-slide>
        </swiper>
    </div>
</template>

<script>
    export default {
        name: "Icons",
        props: {
            list: Array
        },
        data() {
            return {
                swiperOptions: {
                    autoplay: false
                }
            }
        },
        computed: {
            pages() {
                const pages = []
                this.list.forEach((item, index) => {
                    const page = Math.floor(index / 8)
                    if (!pages[page]) {
                        pages[page] = []
                    }
                    pages[page].push(item)
                })
                return pages
            }
        }
    }
</script>

<style lang="scss" scoped>

    @import "~@/styles/varibles.scss";
    @import "~@/styles/mixins.scss";

    .icons ::v-deep .swiper-container {
        height: 0;
        padding-bottom: 50%;
    }

    .icons {
        margin-top: .1rem;

        .icon {
            overflow: hidden;
            float: left;
            width: 25%;
            height: 0;
            padding-bottom: 25%;
            position: relative;

            .icon-img {
                position: absolute;
                top: 0;
                left: 0;
                right: 0;
                bottom: .44rem;
                box-sizing: border-box;
                padding: .1rem;

                .icon-img-content {
                    height: 100%;
                    display: block;
                    margin: 0 auto;
                }
            }

            .icon-desc {
                position: absolute;
                left: 0;
                right: 0;
                bottom: 0;
                line-height: .44rem;
                height: .44rem;
                color: $darkTextColor;
                text-align: center;
                @include ellipsis();
            }
        }
    }
</style>
